THE first part of this work was noticed in NATURE, lxii. p. 547, October 1900, to which we may refer for explanations of its scope and character, as well as for some criticisms of the nomenclature and other points. The present part consists of plates 101 to 243, with descriptive letterpress, and illustrates the natural orders Myrtaceæ to Labiatæ, arranged after Bentham and Hooker's “Genera Plantarum.” When complete, this work will be a great help to the botanists of East Australia, as it will comprise a considerable selection of the plants of the coast region from Cape Howe to Cape York. Almost all the natural orders are represented, though somewhat unequally. Thirteen genera of Myrtaceæ are figured, for example, and they include eight which are characteristically Australian. Nine species of the delicate and elegant genus Utricularia are also among those represented. In the way of names, such familiar genera as Barringtonia, Careya, Sesuvium, Spermacoce, Olearia, Wahlenbergia, Trichodesma, Clerodendron and Plectranthus are superseded by the obscure and usually less euphonious appellations of Huttum, Cumbia, Halimum, Tardavel, Shawia, Cervicina, Borraginoides, Siphonanthus and Germanea, respectively, on the ground of priority, often for a single species. Fortunately for the ordinary botanist and gardener, these and numerous other changes are not binding, and most of them are not recognised by Kew, Berlin and other botanical establishments which greatly influence the horticultural world. But the saviours of the familiar names are the nurserymen, who are careful not to mislead and mystify their customers by using fresh names for old plants.